某女,子30岁,闭经,泌乳一年,CT检查技术采用() ["颅脑轴位平扫","颅脑冠状位平扫","蝶鞍冠状位增强扫描","蝶鞍矢状位平扫","蝶鞍矢状位增强扫描"]
社区获得性肺炎常见的病原体是() ["肺炎克雷白杆菌","肺炎链球菌","流感嗜血杆菌","非典型病原体","大肠杆菌"]
不符合典型并行心律的心电图特征的是() ["A.异位心搏与前一次心搏的联律间期不固定","B.各异位心搏的联律间期相差≥0.11秒","C.异位心搏之间的间距相等或成倍数关系","D.常可见室性融合波或房性融合波","E.异位心搏与前一次心搏的联律间期常常固定"]
室性心动过速伴严重血流动力学障碍时,终止室性心动过速发作应首选() ["A.利多卡因","B.普鲁卡因胺","C.食管调搏超速抑制","D.电复律","E.胺碘酮"]
男性,60岁,刺激性咳嗽3个月,痰量少,活动后有气急。既往体健。查体:神清,极消瘦,两肺无干湿性啰音,心率88次/分,律齐,有明显杵状指。进一步检查主要应包括()。 ["A.胸片","肺功能","指关节摄片","纤维支气管镜","痰脱落细胞检查","痰结核菌培养","胸部CT"]
电磁式继电器反映的是电信号,当线圈反映电压信号时,为();当线圈反映电流信号时,为电流继电器。